﻿<template>
    <el-container class="home-container">
<!--      头部区域-->
      <el-header>
        <div>
          <img src="../assets/帆船.png" alt="">
          <span>电商后台管理系统</span>
        </div>
        <el-button type="info" @click="logout">退出</el-button>
      </el-header>
<!--      页面主题区域-->
      <el-container>
<!--        侧边栏区域-->
        <el-aside :width="isCollapse ? '64px' : '200px'">
          <div class="toggle-btn" @click="toggle_menu">|||</div>
          <el-menu background-color="#f3f3f3"
                   text-color="black"
                   active-text-color="#31c27c"
                   unique-opened :collapse="isCollapse"
                   :collapse-transition=false  router :default-active="activePath" >
<!--            一级菜单-->
            <el-submenu :index="item.id + ''" v-for="item in menulist" :key="item.id" >
<!--              一级菜单模板-->
              <template slot="title">
<!--                图标-->
                <i :class="iconlist[item.id]"></i>
<!--                文本-->
                <span>{{ item.authName }}</span>
              </template>
<!--              二级菜单-->
              <el-menu-item :index=" '/' +subItem.path" v-for="subItem in item.children" :key="subItem.id"
                            @click="saveNavPath('/' +subItem.path)">
                <template slot="title">
                  <i class="el-icon-menu"></i>
                  <span>{{ subItem.authName }}</span>
                </template>
              </el-menu-item>
            </el-submenu>
          </el-menu>
        </el-aside>
        <el-main>
          <router-view></router-view>
        </el-main>
      </el-container>
    </el-container>
</template>

<script>
export default {
  name: 'Home',
  data () {
    return {
      menulist: [],
      iconlist: {
        125: 'el-icon-s-custom',
        103: 'el-icon-s-tools',
        101: 'el-icon-s-goods',
        102: 'el-icon-s-order',
        145: 'el-icon-s-marketing'
      },
      isCollapse: false,
      activePath: ''
    }
  },
  created () {
    this.getMenuList()
    this.activePath = window.sessionStorage.getItem('activePath')
  },
  methods: {
    logout () {
      window.sessionStorage.clear()
      this.$router.push('/login')
    },
    async getMenuList () {
      const { data: res } = await this.$http.get('menus')
      if (res.meta.status !== 200) return this.$message.error(res.meta.msg)
      this.menulist = res.data
      // console.log(this.menulist)
    },
    toggle_menu () {
      this.isCollapse = !this.isCollapse
    },
    saveNavPath (activePath) {
      window.sessionStorage.setItem('activePath', activePath)
      this.activePath = activePath
    }
  }
}
</script>

<style lang="less" scoped>
.home-container{
  height: 100%;
}
header{
  background-color: #31c27c;
  display: flex;
  justify-content: space-between;
  padding-left: 0;
  align-items: center;
  color: white;
  font-size: 20px;
  > div{
    display: flex;
    align-items: center;
    img{
      margin-right: 8px;
    }
  }
}
aside{
  background-color: #ffffff;
}
main{
  background-color: #f2f2f2;
}
.toggle-btn{
  text-align: center;
  font-size: 10px;
  line-height: 24px;
  background-color: #f3f3f3;
  cursor: pointer;
  background-color: wheat;
}
</style>
